MarsSeed [1] filed a deletion request for bbswitch-pf [2]: Unmaintained package from 2021.
Not needed: the latest extra/bbswitch-dkms can be installed for the linux-pf kernel as well. [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/bbswitch-pf/
